7908 Full Ceramic Zirconia/Silicon Nitride Ball Bearing
The 7908 bearing is a ceramic angualr contact ball bearings with an inner diameter of 40 mm , an outer diameter of 62 mm, a width of 12 mm. It typically uses P0,P6,P5,P4 grade precision tolerances and open or with seals type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
ceramic bearings ZrO2/Si3N4 7908
Description: ID:40M * OD:62MM * TH: 12MM
N.W.: ZrO2 0.09kg / Si3N4 0.05kg
Material : Si3N4 / ZrO2
What we offer :
1) Si3N4 / ZrO2 deep groove ball bearings open style ceramic bearings with PTFE / PEEK cage or the full complement deep groove ball bearings , which can reach highest 1100°
2) angular contact ceramic bearings , self-aligning ceramic bearings , single direction trust ceramic bearings ,full ceramic insert bearings with ZrO2 or Si3N4 material .
3) Hybrid ceramic bearings ,(Stainless steel or chrome steel + ceramic balls)
4) balls (stainless steel , ceramic balls , plastic bearings , steel)
Specification:
Angular contact ceramic ball bearings
Boundary dimensions(mm)
Mounting dimensions(mm)
Mass
Bearing No.
da
Da
ra
(kg) (refer)
d
D
B
r (min)
r1 (min)
min
max
max
ZrO2
Si3N4
7906CE
30
47
9
0.3
0.15
32.5
44.5
1
0.04
0.022
7006CE
55
13
1
0.6
36
49
1
0.089
0.048
7206CE
62
16
1
0.6
36
56
1
0.15
0.083
7306CE
72
19
1.1
0.6
37
65
1
0.27
0.14
7907CE
35
55
10
0.6
0.3
40
50
0.6
0.058
0.031
7007CE
62
14
1
0.6
41
56
1
0.12
0.063
7207CE
72
17
1.1
0.6
42
65
1
0.22
0.12
7307CE
80
21
1.5
1
44
71
1.5
0.36
0.19
7908CE
40
62
12
0.6
0.3
45
57
0.6
0.09
0.05
7008CE
68
15
1
0.6
46
62
1
0.15
0.08
7208CE
80
18
1.1
0.6
47
73
1
0.28
0.15
7308CE
90
23
1.5
1
49
81
1.5
0.49
0.27
……
Hope what we offer is just what you want ,and feel free to contact me for any inquiry , thank you in advance !
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